/**
 * Created by windo on 2016/11/23.
 */
/*
let ele=document.querySelector("#li");
ele.x=123;
ele.y=456;
*/
/*

let syb=Symbol('sub');
let syb2=Symbol('sub');
console.log(syb,syb2,syb==syb2);
console.log(typeof syb,syb.toString()===syb2.toString());*/

let ele ={};

let sybx=Symbol('sub');
let syby=Symbol('sub');
ele[sybx]=123;
ele[syby]=123;
console.log(ele)